On Wed, 23 Jan 2008 16:38:06 +0300
Sergei Shtylyov <[EMAIL PROTECTED]> wrote:

> Hello.
> Alan Cox wrote:
> >>    Why you chose to use ioread32() and iowrite32() if your device is 
> >> strictly 
> >>memory mapped? Those functions add some overhead, and boil down to readl() 
> >>and 
> > There are distinct portability advantages but you shouldn't mix
> > ioread32/iowrite32 with ioremap as that isn't guaranteed to work.
>     Hm, pci_iomap() boils down to ioremap(), so

For most cases on existing hardware. Do not rely on that in future.

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